The Tech-Air® 3 Leather is a fully autonomous motorcycle airbag system built for V-Twin riders, tourers, commuters and weekend riders who want premium protection without compromising comfort. Designed to be worn over or under a jacket, it combines a premium softened-leather chassis with Alpinestars’ industry-leading airbag technology in a slim, self-contained vest suitable for all-weather use.
Intelligent Crash Detection
• AI-driven algorithm developed from millions of kilometres of riding data and thousands of crash scenarios
• Continuously monitors rider movement in real time
• Detects low-side, high-side and direct-impact crashes
• Inflates within milliseconds, reducing impact energy by up to 95%
• Deploys before “first impact” collisions for maximum protection
Fully Autonomous System
• No cables, tethers or bike sensors required
• Six-sensor system (3 accelerometers + 3 gyroscopes) for precise motion tracking
• Automatic activation via magnetic zip closure
• Always ready the moment you close the vest
Comfort, Practicality & Functionality
• Premium leather chassis with elasticated side panels for comfort and expansion during inflation
• Packable design fits easily into a backpack, pannier or top box
• Two zippered hand pockets, two chest pockets and an internal pocket
• Integrated sunglasses pocket and waist glove-loop
• Customisable panels for patches or embroidery
• Back protector pocket for added passive protection
Technology & Connectivity
• LED display (inside left chest pocket) shows system status and battery level
• Haptic vibration alerts notify you when armed or low on battery
• Bluetooth® 5.0 connects to the Tech-Air® App for live monitoring, ride data, firmware updates and battery info
• Removable ECU, inflator and airbag for simple servicing
• Up to 40 hours of active ride time per charge
• Fast charge: 1 hour = up to 10 hours of ride time
• Full charge in around 4 hours
Durability & Certification
• All-weather ECU operates between –20°C and +40°C
• CE-certified inflator (UNI EN 16263)
• Category II PPE certification (EU 2016/425)
• EN1621-4:2013 Level 2 chest and back protection when deployed
• ECU fully CE-approved for electronic and radio compliance
• Constructed using materials that contain PFAS chemicals
Service & Maintenance
• Replaceable gas cartridges via authorised Alpinestars Tech-Air® Service Centres
• Clean with a damp cloth (not machine-washable)
• Follow User Manual for full care instructions
Why Riders Choose Tech-Air® 3 Leather
• Fully autonomous—no bike installation required
• Millisecond deployment time
• Up to 95% impact-energy reduction
• Premium leather touring comfort
• Smart connectivity with Tech-Air® App
• Backed by MotoGP-level R&D and real crash data
Protect yourself with the most advanced street-riding airbag system available.
Proudly available at DR MOTO — New Zealand’s Alpinestars Airbag Specialist.